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Imagine that the sidewalk is wet and that a child with his weight of 650N gets on the car. If the coefficient of friction between
Imagine that the sidewalk is wet and that a child with his weight of 650N gets on the car. If the coefficient of friction between the car and the wet sidewalk is .25, what force will be needed to move the car at a constant speed?
a) 8.4J
b) 8.4N
c) 84N
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